4 trends tracked about this subject — the full history, oldest to newest below.
New scientific research suggests birdsong and whale songs share a statistical, language-like structure similar to human communication.
New research suggests a prehistoric 'golden age' of linguistic diversity where thousands more languages existed before the rise of expanding empires.
3 news sources are covering this Entertainment story right now — PULSE is tracking how fast it spreads.
Recent research indicates that humans and great apes may have shared common laughter patterns for 15 million years.